The temperature at which the r.m.s. velocity of carbon dioxide becomes the same as that of nitrogen at `21^(@)C` is

The temperature at which the r.m.s. velocity of oxygen molecules equal that of nitrogen molecules at 100^(@)C is nearly.

The temperature at which the r.m.s. velocity of oxygen molecules equal that of nitrogen molecules at 100^(@)C is nearly.

The temperature at which the velocity of sound in oxygen will be same as that of nitrogen at 15^(@) C is

The temperature at which the velocity of sound in oxygen will be same as that of nitrogen at 15^(@) C is

If the temperature at which the r.m.s. velocity of oxygen molecules equals to that of nitrogen molecules at 0^(@)C will be (M_(N)=28,M_(0)=32)

The temperature at which r.m.s. velocity of hydrogen molecules is equal that of oxygen at 100◦C is nearly

The temperature at which r.m.s. velocity of hydrogen molecules is equal that of oxygen at 100◦C is nearly